There is a total of 270 men, women and children on a train. The ratio of men to women is 4:5.
Th ratio of women to children is 10:9.
How many men are on the train?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation

How many solutions does the nonlinear system of equations graphed bellow have?